cURL
cURL[1] is a command-line tool for getting or sending data including files using URL syntax. cURL supports a range of common network protocols, currently including HTTP, HTTPS, FTP, FTPS, SCP, SFTP, TFTP, LDAP, DAP, DICT, TELNET, FILE, IMAP, POP3, SMTP and RTSP.
brew install curl
Examples
curl --helpcurl -vvv https://google.comcurl --insecure https://yourdomain.comcurl https://google.com/file_to_download -o output_file_namecurl -sS https://google.com
-s --silent Avoid showing progress bar-S --show-error
curl -u YOUR_USERNAME:YOUR_PASSWORD https://yourpasswordprotectedpage.com/curl -sSL- Save your cookies and reuse them:
curl --user user:pass --cookie-jar ./somefile_with_your_cookies https://xyz.com/acurl --cookie ./omefile_with_your_cookiese https://xyz.com/b
curl --header 'X-JFrog-Art-Api: 1234567890'curl --header "PRIVATE-TOKEN: <your_access_token>" https://gitlab.example.com/api/v4/notification_settings[2]curl -Is https://yourdomain.com/ | head -1
- Upload a file:
curl -u YOUR_USERNAME:YOUR_PASSWORD -T FILE_TO_UPLOAD https://yourpasswordprotectedpage.com/your_destionation-T, --upload-file <file>
curl -sD - -o /dev/null http://example.com[3]- -s Avoid showing progress bar
- -D Dump headers to a file, but - sends it to stdout
- -o /dev/null Ignore response body
curl -XDELETE localhost:9200/index/type/documentID (Invoke-WebRequest -method DELETE http://localhost:9200/_all)
Offers the same features to fetch remote banner information from HTTP servers:
curl -s -I 192.168.0.15 | grep -e "Server: "
Other options:
-k, --insecure To accept self signed certificate -L, --location
Advance usage
- Use cURL to measure request and response times: https://stackoverflow.com/a/22625150
curl -o /dev/null -s -w 'Total: %{time_total}s\n' https://www.google.com
Related terms
- JSON
opensearch-cli curl- Elasticsearch curl URLs
- Python requests library
curl: (52) Empty reply from server
See also
wget,cURL,links,lynx,elinks,w3m,httpie, opensearch-cli curl,--no-check-certificate, wget --helptelnet,netcat, nc, nc -l,ncat,socat, ngrokiwr(Invoke-WebRequest) PowerShell functionality- lynx, links (browser), lynx (browser), Elinks (browser) command line browsers
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